Best Results from Supplier Visits Come From

Best results from supplier visits come from:

A) developing,in advance,a general outline of the kinds of information sought.
B) gathering,in advance,all reasonably available information,both general and specific,about the company.
C) preparing a detailed report of the findings after the visit.
D) developing,in advance,a general outline of the kinds of information sought;and gathering,in advance,all reasonably available information,both general and specific,about the company.
E) developing,in advance,a general outline of the kinds of information sought;gathering,in advance,all reasonably available information,both general and specific,about the company;and preparing a detailed report of the findings after the visit.